/*
 * Tencent is pleased to support the open source community by making Polaris available.
 *
 * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
 *
 * Licensed under the BSD 3-Clause License (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://opensource.org/licenses/BSD-3-Clause
 *
 * Unless required by applicable law or agreed to in writing, software distributed
 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 */

package com.tencent.polaris.circuitbreak.api;

import java.io.Closeable;

import com.tencent.polaris.api.plugin.circuitbreaker.ResourceStat;
import com.tencent.polaris.api.plugin.circuitbreaker.entity.Resource;
import com.tencent.polaris.circuitbreak.api.pojo.CheckResult;
import com.tencent.polaris.circuitbreak.api.pojo.FunctionalDecoratorRequest;
import com.tencent.polaris.circuitbreak.api.pojo.InvokeContext;

public interface CircuitBreakAPI extends AutoCloseable, Closeable {

	/**
	 * check and acquire circuitbreaker
	 *
	 * @param resource
	 * @return pass or not, and fallback config if needed
	 */
	CheckResult check(Resource resource);

	/**
	 * report the resource invoke result
	 *
	 * @param reportStat
	 */
	void report(ResourceStat reportStat);


	/**
	 * make the function decorator
	 *
	 * @param functionalDecoratorRequest
	 * @return decorator
	 */
	FunctionalDecorator makeFunctionalDecorator(FunctionalDecoratorRequest functionalDecoratorRequest);

	/**
	 * make the invoke handler
	 * @param requestContext
	 * @return InvokeHandler
	 */
	InvokeHandler makeInvokeHandler(InvokeContext.RequestContext requestContext);

	/**
	 * 清理并释放资源
	 */
	void destroy();

	@Override
	default void close() {
		destroy();
	}
}
